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Finding the Fourth Proportional to 89,169.54, 133,771.80 and 33,010.08

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Solution

The fourth proportional to 89,169.54, 133,771.80 and 33,010.08 is: 49,521.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,169.54 : 133,771.80 = 33,010.08 : x
  2. Step 2: Convert to fraction form
    89,169.54/133,771.80 = 33,010.08/x
  3. Step 3: Cross multiply
    89,169.54x = 133,771.80 × 33,010.08
  4. Step 4: Simplify right side
    89,169.54x = 4,415,817,819.74
  5. Step 5: Solve for x
    x = 4,415,817,819.74/89,169.54
  6. Step 6: Final answer
    x = 49,521.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.